Mechanical Engineer

Liberty Personnel Services, Inc.; Kansas City (MO); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

ESOP ownership

401(k) matching with immediate vesting

annual bonuses

generous PTO

flexible work options

comprehensive benefits

certification/exam rewards

wellness reimbursement

referral bonuses

company events and team activities

Job summary

Liberty Personnel Services, Inc. in Kansas City, MO is seeking a Mechanical Engineer/Designer to lead mechanical design efforts, coordinate with multi-discipline teams, and mentor junior engineers.

You will design HVAC systems, review submittals, and ensure code compliance while driving project success and client satisfaction.

Qualifications

• Bachelor’s degree required for engineering discipline.
• 6+ years of relevant experience; 8+ preferred.
• PE license preferred.
• Strong knowledge of building codes and mechanical system design.
• Understanding of how MEP systems integrate.

Responsibilities

• Lead mechanical design and engineering efforts from concept through completion.
• Design HVAC systems, perform system analysis, select equipment, and complete energy compliance documentation.
• Review drawings, RFIs, submittals, and technical work for quality and accuracy.
• Interpret and apply local building codes, utility requirements, and client standards.
• Coordinate designs with architectural, structural, electrical, plumbing, BIM, and project management teams.
• Serve as a technical resource for clients and mentor junior engineers.
• Contribute to process improvements, technical development, and continuous learning.

Education

Bachelor’s degree in Mechanical, Architectural, or Construction Engineering

Tools

Revit

AutoCAD

Job description

Mechanical Engineer / Designer | Kansas City, MO

Join a collaborative and growing MEP engineering team as a Mechanical Engineer/Designer, where you’ll serve as a technical leader on exciting projects across commercial, retail, residential, education, and entertainment sectors. This role offers the opportunity to lead complex mechanical designs, mentor engineers, work directly with clients, and help shape the technical direction of the team.

What You’ll Do

• Lead mechanical design and engineering efforts from concept through completion.
• Design HVAC systems, perform system analysis, select equipment, and complete energy compliance documentation.
• Review drawings, RFIs, submittals, and technical work for quality and accuracy.
• Interpret and apply local building codes, utility requirements, and client standards.
• Coordinate designs with architectural, structural, electrical, plumbing, BIM, and project management teams.
• Serve as a technical resource for clients and mentor junior engineers.
• Contribute to process improvements, technical development, and continuous learning.

What You Bring

• Bachelor’s degree in Mechanical, Architectural, or Construction Engineering.
• 6+ years of relevant experience; 8+ preferred.
• Strong Revit and AutoCAD skills.
• Strong knowledge of building codes and mechanical system design.
• Understanding of how mechanical, electrical, plumbing, and structural systems integrate.
• PE license preferred.
• Strong communication, leadership, and problem-solving skills.

Why Join?

Enjoy a collaborative, people-focused culture with meaningful opportunities for professional growth, technical leadership, and ownership. Benefits include ESOP ownership, 401(k) matching with immediate vesting, annual bonuses, generous PTO, flexible work options, comprehensive benefits, certification/exam rewards, wellness reimbursement, referral bonuses, and company events and team activities.